Truck drain adapter



FIG. 1 is a perspective view of a first embodiment of a truck drain adapter showing a new design;

FIG. 2 is a front view of the truck drain adapter of FIG. 1;

FIG. 3 is a rear view of the truck drain adapter of FIG. 1;

FIG. 4 is a right side view of the truck drain adapter of FIG. 1;

FIG. 5 is a left side view of the truck drain adapter of FIG. 1;

FIG. 6 is a top view of the truck drain adapter of FIG. 1;

FIG. 7 is a bottom view of the truck drain adapter of FIG. 1;

FIG. 8 is a perspective view of a second embodiment of a truck drain adapter showing a new design;

FIG. 9 is a front view of the truck drain adapter of FIG. 8;

FIG. 10 is a rear view of the truck drain adapter of FIG. 8;

FIG. 11 is a right side view of the truck drain adapter of FIG. 8;

FIG. 12 is a left side view of the truck drain adapter of FIG. 8;

FIG. 13 is a top view of the truck drain adapter of FIG. 8;

FIG. 14 is a bottom view of the truck drain adapter of FIG. 8;

FIG. 15 is another perspective view of the truck drain adapter of FIG. 8; and,

FIG. 16 is an exploded view of the truck drain adapter of FIG. 15.

The broken lines shown in the drawings illustrate portions of the truck drain adapter that form no part of the claim. 

CLAIM What is claimed is the ornamental design for a truck drain adapter, as shown and described. 